Textiles: manufacturing – Thread finishing – Surface modification of running length
Patent
2000-03-20
2000-12-26
Vanatta, Amy B
Textiles: manufacturing
Thread finishing
Surface modification of running length
28271, D02G 116, D02J 108
Patent
active
061639443
ABSTRACT:
A yarn blowing device used in conjunction with a nozzle is disclosed. The device comprises a base having air inlet in one portion, a housing provided on the other portion of base having a driving shaft with upper portion protruded above housing and lower portion received in bore, a cam mounted to bottom end of shaft, an engagement means provided in one side of housing, and a sliding block provided between base and housing having an opening in one portion for receiving cam and the other portion formed as member with an air hole. In use, rotate shaft and cam to reciprocatively move the engaged opening of sliding block along a predetermined direction such that air inlet of base may periodically be in and out of communication with air hole of sliding block for introducing high pressure air from nozzle to blow yarn passing through the member. Also, lift shaft to disengage cam from opening for pulling sliding block out of the device for cleaning.
REFERENCES:
patent: 4547938 (1985-10-01), Cullen et al.
patent: 4936000 (1990-06-01), Nabulon et al.
patent: 4953271 (1990-09-01), Wellenhofer et al.
patent: 5475908 (1995-12-01), Scherpf et al.
patent: 5475909 (1995-12-01), Heil et al.
patent: 5839176 (1998-11-01), Lin
patent: 5964015 (1999-10-01), Sear
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